.header{
    font-family:  Arial, "Times New Roman", SimHei;
    width: 100%;
    height: 34px;
    position: relative;
    background-color: #cdcdcd;
    .header-item{
        position:absolute;
        top:8px;
        .header-logo{
            background: url("../assets/images/training-path-logo.png") no-repeat;
            width: 34px;
            height: 34px;
            position:absolute;
        }
    }

    .icon{
        top: 0px;
        left:38px;
    }

    .title{
        left:100px;
    }

    .login{
        right:200px;
    }

    .announcement{
        right:140px;
    }

    .contact{
        right:50px;
    }
}